/* * Copyright 2009-2010 Freescale Semiconductor. * * (C) Copyright 2002 Scott McNutt * * SPDX-License-Identifier: GPL-2.0+ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "bcsr.h" #if defined(CONFIG_PQ_MDS_PIB) #include "../common/pq-mds-pib.h" #endif const qe_iop_conf_t qe_iop_conf_tab[] = { /* QE_MUX_MDC */ {2, 31, 1, 0, 1}, /* QE_MUX_MDC */ /* QE_MUX_MDIO */ {2, 30, 3, 0, 2}, /* QE_MUX_MDIO */ #if defined(CONFIG_SYS_UCC_RGMII_MODE) /* UCC_1_RGMII */ {2, 11, 2, 0, 1}, /* CLK12 */ {0, 0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0 */ {0, 1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1 */ {0, 2, 1, 0, 1}, /* ENET1_TXD2_SER1_TXD2 */ {0, 3, 1, 0, 2}, /* ENET1_TXD3_SER1_TXD3 */ {0, 6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0 */ {0, 7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1 */ {0, 8, 2, 0, 2}, /* ENET1_RXD2_SER1_RXD2 */ {0, 9, 2, 0, 2}, /* ENET1_RXD3_SER1_RXD3 */ {0, 4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */ {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B */ {2, 8, 2, 0, 1}, /* ENET1_GRXCLK */ {2, 20, 1, 0, 2}, /* ENET1_GTXCLK */ /* UCC_2_RGMII */ {2, 16, 2, 0, 3}, /* CLK17 */ {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0 */ {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1 */ {0, 16, 1, 0, 1}, /* ENET2_TXD2_SER2_TXD2 */ {0, 17, 1, 0, 1}, /* ENET2_TXD3_SER2_TXD3 */ {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0 */ {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1 */ {0, 22, 2, 0, 1}, /* ENET2_RXD2_SER2_RXD2 */ {0, 23, 2, 0, 1}, /* ENET2_RXD3_SER2_RXD3 */ {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B */ {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B */ {2, 3, 2, 0, 1}, /* ENET2_GRXCLK */ {2, 2, 1, 0, 2}, /* ENET2_GTXCLK */ /* UCC_3_RGMII */ {2, 11, 2, 0, 1}, /* CLK12 */ {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0 */ {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1 */ {0, 31, 1, 0, 2}, /* ENET3_TXD2_SER3_TXD2 */ {1, 0, 1, 0, 3}, /* ENET3_TXD3_SER3_TXD3 */ {1, 3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0 */ {1, 4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1 */ {1, 5, 2, 0, 2}, /* ENET3_RXD2_SER3_RXD2 */ {1, 6, 2, 0, 3}, /* ENET3_RXD3_SER3_RXD3 */ {1, 1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B */ {1, 9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B */ {2, 9, 2, 0, 2}, /* ENET3_GRXCLK */ {2, 25, 1, 0, 2}, /* ENET3_GTXCLK */ /* UCC_4_RGMII */ {2, 16, 2, 0, 3}, /* CLK17 */ {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0 */ {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1 */ {1, 14, 1, 0, 1}, /* ENET4_TXD2_SER4_TXD2 */ {1, 15, 1, 0, 2}, /* ENET4_TXD3_SER4_TXD3 */ {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0 */ {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1 */ {1, 20, 2, 0, 1}, /* ENET4_RXD2_SER4_RXD2 */ {1, 21, 2, 0, 2}, /* ENET4_RXD3_SER4_RXD3 */ {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B */ {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B */ {2, 17, 2, 0, 2}, /* ENET4_GRXCLK */ {2, 24, 1, 0, 2}, /* ENET4_GTXCLK */ #elif defined(CONFIG_SYS_UCC_RMII_MODE) /* UCC_1_RMII */ {2, 15, 2, 0, 1}, /* CLK16 */ {0, 0, 1, 0, 3}, /* ENET1_TXD0_SER1_TXD0 */ {0, 1, 1, 0, 3}, /* ENET1_TXD1_SER1_TXD1 */ {0, 6, 2, 0, 3}, /* ENET1_RXD0_SER1_RXD0 */ {0, 7, 2, 0, 1}, /* ENET1_RXD1_SER1_RXD1 */ {0, 4, 1, 0, 2}, /* ENET1_TX_EN_SER1_RTS_B */ {0, 12, 2, 0, 3}, /* ENET1_RX_DV_SER1_CTS_B */ /* UCC_2_RMII */ {2, 15, 2, 0, 1}, /* CLK16 */ {0, 14, 1, 0, 2}, /* ENET2_TXD0_SER2_TXD0 */ {0, 15, 1, 0, 2}, /* ENET2_TXD1_SER2_TXD1 */ {0, 20, 2, 0, 2}, /* ENET2_RXD0_SER2_RXD0 */ {0, 21, 2, 0, 1}, /* ENET2_RXD1_SER2_RXD1 */ {0, 18, 1, 0, 2}, /* ENET2_TX_EN_SER2_RTS_B */ {0, 26, 2, 0, 3}, /* ENET2_RX_DV_SER2_CTS_B */ /* UCC_3_RMII */ {2, 15, 2, 0, 1}, /* CLK16 */ {0, 29, 1, 0, 2}, /* ENET3_TXD0_SER3_TXD0 */ {0, 30, 1, 0, 3}, /* ENET3_TXD1_SER3_TXD1 */ {1, 3, 2, 0, 3}, /* ENET3_RXD0_SER3_RXD0 */ {1, 4, 2, 0, 1}, /* ENET3_RXD1_SER3_RXD1 */ {1, 1, 1, 0, 1}, /* ENET3_TX_EN_SER3_RTS_B */ {1, 9, 2, 0, 3}, /* ENET3_RX_DV_SER3_CTS_B */ /* UCC_4_RMII */ {2, 15, 2, 0, 1}, /* CLK16 */ {1, 12, 1, 0, 2}, /* ENET4_TXD0_SER4_TXD0 */ {1, 13, 1, 0, 2}, /* ENET4_TXD1_SER4_TXD1 */ {1, 18, 2, 0, 2}, /* ENET4_RXD0_SER4_RXD0 */ {1, 19, 2, 0, 1}, /* ENET4_RXD1_SER4_RXD1 */ {1, 16, 1, 0, 2}, /* ENET4_TX_EN_SER4_RTS_B */ {1, 24, 2, 0, 3}, /* ENET4_RX_DV_SER4_CTS_B */ #endif /* UART1 is muxed with QE PortF bit [9-12].*/ {5, 12, 2, 0, 3}, /* UART1_SIN */ {5, 9, 1, 0, 3}, /* UART1_SOUT */ {5, 10, 2, 0, 3}, /* UART1_CTS_B */ {5, 11, 1, 0, 2}, /* UART1_RTS_B */ /* QE UART */ {0, 19, 1, 0, 2}, /* QEUART_TX */ {1, 17, 2, 0, 3}, /* QEUART_RX */ {0, 25, 1, 0, 1}, /* QEUART_RTS */ {1, 23, 2, 0, 1}, /* QEUART_CTS */ /* QE USB */ {5, 3, 1, 0, 1}, /* USB_OE */ {5, 4, 1, 0, 2}, /* USB_TP */ {5, 5, 1, 0, 2}, /* USB_TN */ {5, 6, 2, 0, 2}, /* USB_RP */ {5, 7, 2, 0, 1}, /* USB_RX */ {5, 8, 2, 0, 1}, /* USB_RN */ {2, 4, 2, 0, 2}, /* CLK5 */ /* SPI Flash, M25P40 */ {4, 27, 3, 0, 1}, /* SPI_MOSI */ {4, 28, 3, 0, 1}, /* SPI_MISO */ {4, 29, 3, 0, 1}, /* SPI_CLK */ {4, 30, 1, 0, 0}, /* SPI_SEL, GPIO */ {0, 0, 0, 0, QE_IOP_TAB_END} /* END of table */ }; void local_bus_init(void); int board_early_init_f (void) { /* * Initialize local bus. */ local_bus_init (); enable_8569mds_flash_write(); #ifdef CONFIG_QE enable_8569mds_qe_uec(); #endif #if CONFIG_SYS_I2C2_OFFSET /* Enable I2C2 signals instead of SD signals */ volatile struct ccsr_gur *gur; gur = (struct ccsr_gur *)(CONFIG_SYS_IMMR + 0xe0000); gur->plppar1 &= ~PLPPAR1_I2C_BIT_MASK; gur->plppar1 |= PLPPAR1_I2C2_VAL; gur->plpdir1 &= ~PLPDIR1_I2C_BIT_MASK; gur->plpdir1 |= PLPDIR1_I2C2_VAL; disable_8569mds_brd_eeprom_write_protect(); #endif return 0; } int board_early_init_r(void) { const unsigned int flashbase = CONFIG_SYS_NAND_BASE; const u8 flash_esel = 0; /* * Remap Boot flash to caching-inhibited * so that flash can be erased properly. */ /* Flush d-cache and invalidate i-cache of any FLASH data */ flush_dcache(); invalidate_icache(); /* invalidate existing TLB entry for flash */ disable_tlb(flash_esel); set_tlb(1, flashbase, CONFIG_SYS_NAND_BASE, /* tlb, epn, rpn */ MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, /* perms, wimge */ 0, flash_esel, /* ts, esel */ BOOKE_PAGESZ_64M, 1); /* tsize, iprot */ return 0; } int checkboard (void) { printf ("Board: 8569 MDS\n"); return 0; } #if !defined(CONFIG_SPD_EEPROM) phys_size_t fixed_sdram(void) { struct ccsr_ddr __iomem *ddr = (struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR; uint d_init; out_be32(&ddr->cs0_bnds, CONFIG_SYS_DDR_CS0_BNDS); out_be32(&ddr->cs0_config, CONFIG_SYS_DDR_CS0_CONFIG); out_be32(&ddr->timing_cfg_3, CONFIG_SYS_DDR_TIMING_3); out_be32(&ddr->timing_cfg_0, CONFIG_SYS_DDR_TIMING_0); out_be32(&ddr->timing_cfg_1, CONFIG_SYS_DDR_TIMING_1); out_be32(&ddr->timing_cfg_2, CONFIG_SYS_DDR_TIMING_2); out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_SDRAM_CFG); out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2); out_be32(&ddr->sdram_mode, CONFIG_SYS_DDR_SDRAM_MODE); out_be32(&ddr->sdram_mode_2, CONFIG_SYS_DDR_SDRAM_MODE_2); out_be32(&ddr->sdram_interval, CONFIG_SYS_DDR_SDRAM_INTERVAL); out_be32(&ddr->sdram_data_init, CONFIG_SYS_DDR_DATA_INIT); out_be32(&ddr->sdram_clk_cntl, CONFIG_SYS_DDR_SDRAM_CLK_CNTL); out_be32(&ddr->timing_cfg_4, CONFIG_SYS_DDR_TIMING_4); out_be32(&ddr->timing_cfg_5, CONFIG_SYS_DDR_TIMING_5); out_be32(&ddr->ddr_zq_cntl, CONFIG_SYS_DDR_ZQ_CNTL); out_be32(&ddr->ddr_wrlvl_cntl, CONFIG_SYS_DDR_WRLVL_CNTL); out_be32(&ddr->sdram_cfg_2, CONFIG_SYS_DDR_SDRAM_CFG_2); #if defined (CONFIG_DDR_ECC) out_be32(&ddr->err_int_en, CONFIG_SYS_DDR_ERR_INT_EN); out_be32(&ddr->err_disable, CONFIG_SYS_DDR_ERR_DIS); out_be32(&ddr->err_sbe, CONFIG_SYS_DDR_SBE); #endif udelay(500); out_be32(&ddr->sdram_cfg, CONFIG_SYS_DDR_CONTROL); #if defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER) d_init = 1; debug("DDR - 1st controller: memory initializing\n"); /* * Poll until memory is initialized. * 512 Meg at 400 might hit this 200 times or so. */ while ((ddr->sdram_cfg_2 & (d_init << 4)) != 0) { udelay(1000); } debug("DDR: memory initialized\n\n"); udelay(500); #endif return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024; } #endif /* * Initialize Local Bus */ void local_bus_init(void) { volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); volatile fsl_lbc_t *lbc = LBC_BASE_ADDR; uint clkdiv; sys_info_t sysinfo; get_sys_info(&sysinfo); clkdiv = (lbc->lcrr & LCRR_CLKDIV) * 2; out_be32(&gur->lbiuiplldcr1, 0x00078080); if (clkdiv == 16) out_be32(&gur->lbiuiplldcr0, 0x7c0f1bf0); else if (clkdiv == 8) out_be32(&gur->lbiuiplldcr0, 0x6c0f1bf0); else if (clkdiv == 4) out_be32(&gur->lbiuiplldcr0, 0x5c0f1bf0); out_be32(&lbc->lcrr, (u32)in_be32(&lbc->lcrr)| 0x00030000); } static void fdt_board_disable_serial(void *blob, bd_t *bd, const char *alias) { const char *status = "disabled"; int off; int err; off = fdt_path_offset(blob, alias); if (off < 0) { printf("WARNING: could not find %s alias: %s.\n", alias, fdt_strerror(off)); return; } err = fdt_setprop(blob, off, "status", status, strlen(status) + 1); if (err) { printf("WARNING: could not set status for serial0: %s.\n", fdt_strerror(err)); return; } } /* * Because of an erratum in prototype boards it is impossible to use eSDHC * without disabling UART0 (which makes it quite easy to 'brick' the board * by simply issung 'setenv hwconfig esdhc', and not able to interact with * U-Boot anylonger). * * So, but default we assume that the board is a prototype, which is a most * safe assumption. There is no way to determine board revision from a * register, so we use hwconfig. */ static int prototype_board(void) { if (hwconfig_subarg("board", "rev", NULL)) return hwconfig_subarg_cmp("board", "rev", "prototype"); return 1; } static int esdhc_disables_uart0(void) { return prototype_board() || hwconfig_subarg_cmp("esdhc", "mode", "4-bits"); } static void fdt_board_fixup_qe_uart(void *blob, bd_t *bd) { u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE; const char *devtype = "serial"; const char *compat = "ucc_uart"; const char *clk = "brg9"; u32 portnum = 0; int off = -1; if (!hwconfig("qe_uart")) return; if (hwconfig("esdhc") && esdhc_disables_uart0()) { printf("QE UART: won't enable with esdhc.\n"); return; } fdt_board_disable_serial(blob, bd, "serial1"); while (1) { const u32 *idx; int len; off = fdt_node_offset_by_compatible(blob, off, "ucc_geth"); if (off < 0) { printf("WARNING: unable to fixup device tree for " "QE UART\n"); return; } idx = fdt_getprop(blob, off, "cell-index", &len); if (!idx || len != sizeof(*idx) || *idx != fdt32_to_cpu(2)) continue; break; } fdt_setprop(blob, off, "device_type", devtype, strlen(devtype) + 1); fdt_setprop(blob, off, "compatible", compat, strlen(compat) + 1); fdt_setprop(blob, off, "tx-clock-name", clk, strlen(clk) + 1); fdt_setprop(blob, off, "rx-clock-name", clk, strlen(clk) + 1); fdt_setprop(blob, off, "port-number", &portnum, sizeof(portnum)); setbits_8(&bcsr[15], BCSR15_QEUART_EN); } #ifdef CONFIG_FSL_ESDHC int board_mmc_init(bd_t *bd) { struct ccsr_gur *gur = (struct ccsr_gur *)CONFIG_SYS_MPC85xx_GUTS_ADDR; u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE; u8 bcsr6 = BCSR6_SD_CARD_1BIT; if (!hwconfig("esdhc")) return 0; printf("Enabling eSDHC...\n" " For eSDHC to function, I2C2 "); if (esdhc_disables_uart0()) { printf("and UART0 should be disabled.\n"); printf(" Redirecting stderr, stdout and stdin to UART1...\n"); console_assign(stderr, "eserial1"); console_assign(stdout, "eserial1"); console_assign(stdin, "eserial1"); printf("Switched to UART1 (initial log has been printed to " "UART0).\n"); clrsetbits_be32(&gur->plppar1, PLPPAR1_UART0_BIT_MASK, PLPPAR1_ESDHC_4BITS_VAL); clrsetbits_be32(&gur->plpdir1, PLPDIR1_UART0_BIT_MASK, PLPDIR1_ESDHC_4BITS_VAL); bcsr6 |= BCSR6_SD_CARD_4BITS; } else { printf("should be disabled.\n"); } /* Assign I2C2 signals to eSDHC. */ clrsetbits_be32(&gur->plppar1, PLPPAR1_I2C_BIT_MASK, PLPPAR1_ESDHC_VAL); clrsetbits_be32(&gur->plpdir1, PLPDIR1_I2C_BIT_MASK, PLPDIR1_ESDHC_VAL); /* Mux I2C2 (and optionally UART0) signals to eSDHC. */ setbits_8(&bcsr[6], bcsr6); return fsl_esdhc_mmc_init(bd); } static void fdt_board_fixup_esdhc(void *blob, bd_t *bd) { const char *status = "disabled"; int off = -1; if (!hwconfig("esdhc")) return; if (esdhc_disables_uart0()) fdt_board_disable_serial(blob, bd, "serial0"); while (1) { const u32 *idx; int len; off = fdt_node_offset_by_compatible(blob, off, "fsl-i2c"); if (off < 0) break; idx = fdt_getprop(blob, off, "cell-index", &len); if (!idx || len != sizeof(*idx)) continue; if (*idx == 1) { fdt_setprop(blob, off, "status", status, strlen(status) + 1); break; } } if (hwconfig_subarg_cmp("esdhc", "mode", "4-bits")) { off = fdt_node_offset_by_compatible(blob, -1, "fsl,esdhc"); if (off < 0) { printf("WARNING: could not find esdhc node\n"); return; } fdt_delprop(blob, off, "sdhci,1-bit-only"); } } #else static inline void fdt_board_fixup_esdhc(void *blob, bd_t *bd) {} #endif static void fdt_board_fixup_qe_usb(void *blob, bd_t *bd) { u8 *bcsr = (u8 *)CONFIG_SYS_BCSR_BASE; if (hwconfig_subarg_cmp("qe_usb", "speed", "low")) clrbits_8(&bcsr[17], BCSR17_nUSBLOWSPD); else setbits_8(&bcsr[17], BCSR17_nUSBLOWSPD); if (hwconfig_subarg_cmp("qe_usb", "mode", "peripheral")) { clrbits_8(&bcsr[17], BCSR17_USBVCC); clrbits_8(&bcsr[17], BCSR17_USBMODE); do_fixup_by_compat(blob, "fsl,mpc8569-qe-usb", "mode", "peripheral", sizeof("peripheral"), 1); } else { setbits_8(&bcsr[17], BCSR17_USBVCC); setbits_8(&bcsr[17], BCSR17_USBMODE); } clrbits_8(&bcsr[17], BCSR17_nUSBEN); } #ifdef CONFIG_PCI void pci_init_board(void) { #if defined(CONFIG_PQ_MDS_PIB) pib_init(); #endif fsl_pcie_init_board(0); } #endif /* CONFIG_PCI */ #if defined(CONFIG_OF_BOARD_SETUP) void ft_board_setup(void *blob, bd_t *bd) { #if defined(CONFIG_SYS_UCC_RMII_MODE) int nodeoff, off, err; unsigned int val; const u32 *ph; const u32 *index; /* fixup device tree for supporting rmii mode */ nodeoff = -1; while ((nodeoff = fdt_node_offset_by_compatible(blob, nodeoff, "ucc_geth")) >= 0) { err = fdt_setprop_string(blob, nodeoff, "tx-clock-name", "clk16"); if (err < 0) { printf("WARNING: could not set tx-clock-name %s.\n", fdt_strerror(err)); break; } err = fdt_fixup_phy_connection(blob, nodeoff, PHY_INTERFACE_MODE_RMII); if (err < 0) { printf("WARNING: could not set phy-connection-type " "%s.\n", fdt_strerror(err)); break; } index = fdt_getprop(blob, nodeoff, "cell-index", 0); if (index == NULL) { printf("WARNING: could not get cell-index of ucc\n"); break; } ph = fdt_getprop(blob, nodeoff, "phy-handle", 0); if (ph == NULL) { printf("WARNING: could not get phy-handle of ucc\n"); break; } off = fdt_node_offset_by_phandle(blob, *ph); if (off < 0) { printf("WARNING: could not get phy node %s.\n", fdt_strerror(err)); break; } val = 0x7 + *index; /* RMII phy address starts from 0x8 */ err = fdt_setprop(blob, off, "reg", &val, sizeof(u32)); if (err < 0) { printf("WARNING: could not set reg for phy-handle " "%s.\n", fdt_strerror(err)); break; } } #endif ft_cpu_setup(blob, bd); FT_FSL_PCI_SETUP; fdt_board_fixup_esdhc(blob, bd); fdt_board_fixup_qe_uart(blob, bd); fdt_board_fixup_qe_usb(blob, bd); } #endif